878 Area Code
Pennsylvania, USA
Local time now · Eastern Time
3:45 AM
Area code 878 is in Pennsylvania, USA, serving Pittsburgh. It uses Eastern Time — the time there now is 3:45 AM. 412 and 724 are overlays for the same area, so local calls need 10-digit dialing. In service since 2001.
| Area code | 878 |
|---|---|
| Location | Pennsylvania, USA |
| Major cities | Pittsburgh |
| Time zone | Eastern Time |
| Overlay codes | 412, 724 |
| In service since | 2001 |
| Dialing | All calls within and between NPAs 412 and 724 and 878 can be dialed as 10D or 1+10D. Calls to other NPAs must be dialed as 1+10D. |
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Frequently asked questions
Where is area code 878?
Pennsylvania, USA — including Pittsburgh.
What time zone is area code 878?
Eastern Time.
How do I call a 878 number from abroad?
Dial your international access code, then 1 (the country code), then 878 and the 7-digit number — for example +1 878 555 0100. From the UK or India dial 00 1 878 …; from Bangladesh 00 1 878 … .
Is a call from 878 a scam?
Not by itself — 878 is an ordinary geographic area code in Pennsylvania. Numbers can be spoofed, so be careful with unexpected calls asking for money or personal details.
Sources: North American Numbering Plan Administrator (NANPA) NPA database (10/25/2026); major cities from Wikidata (CC0). An area code shows where a number was first assigned — with number portability and mobile phones, the caller may be anywhere.